8.18823

Sodium borohydride

(tablets) for synthesis

• Synonym(s): Sodium borohydride, Sodium tetrahydridoborate
• Empirical Formula (Hill Notation): H₄BNa
• CAS Number: 16940-66-2
• Molecular Weight: 37.83
• MDL number: MFCD00003518
• EC Index Number: 241-004-4

Properties

• Quality Level: 200
• vapor pressure: <1 hPa ( 25 °C)
• form: solid
• autoignition temp.: 220 °C
• potency: 160 mg/kg LD₅₀, oral (Rat); 230 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 3.02 % (v/v)
• reaction suitability: reagent type: reductant
• pH: 11 (20 °C, 10 g/L in H₂O)
• bp: 500 °C (decomposition)
• mp: >360 °C (slow decomposition)
• transition temp: flash point 69 °C
• density: 1.07 g/cm³ at 20 °C
• bulk density: 350‑500 kg/m³
• storage temp.: 2-30°C

Description

Analysis Note

Assay (hypochlorite): ≥ 96.0 %
Identity (ICP-OES): passes test

Safety Information

• Pictograms: GHS02,GHS05,GHS06,GHS08
• Signal Word: Danger
• Hazard Statements: H260 - H301 - H314 - H360FD
• Precautionary Statements: P231 + P232 - P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 3 Oral - Eye Dam. 1 - Repr. 1B - Skin Corr. 1B - Water-react. 1
• Supplementary Hazards: EUH014
• Storage Class Code: 4.3 - Hazardous materials, which set free flammable gases upon contact with water
• WGK: WGK 2
• Flash Point(F): 156.2 °F
• Flash Point(C): 69 °C